Granted Patent
Utility
US 4,748,689 · App. 06/889,976
Fiber-optic distribution system for broadband signals
Inventor:
Friedemann Mohr
Patented Case
View Patent ↗
Granted: May 31, 1988
Filed: Jul 24, 1986
Inventor
Friedemann Mohr
Assignee (at issue)
Alcatel N.V.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.